发动机机械效率的影响因素及提高途径

The influencing factors and improvement methods of engine mechanical efficiency

发动机是汽车行驶的动力来源,其机械效率的高低对于汽车的运行效果有着重要影响。针对影响发动机机械效率的4个因素,即发动机转速、负荷、润滑条件、结构开展因素分析,提出发动机机械效率的提高途径,包括适当控制发动机转速、保证良好润滑效果、安装离合器风扇等。研究结果可为探索发动机性能优化的有效途径提供技术支持。

The engine is the source of driving power for a car,and its mechanical efficiency has a significant impact on the operational performance of the car.Research is conducted on four factors that af-fect the mechanical efficiency of engines,including engine speed,load,lubrication conditions,and structure.Ways to improve the mechanical efficiency of engines are proposed,including controlling en-gine speed appropriately,ensuring good lubrication,installing clutch fans,etc.To provide theoretical support for exploring effective ways to optimize engine performance and promote the sustainable develop-ment of engine technology.